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3A HVAC — NYC Heating & Cooling Experts

3A HVAC — Expertos en Calefacción y Aire Acondicionado en NYC

3A HVAC — 纽约供暖制冷专家

Licensed & insured technicians for installation, repair, and maintenance across Manhattan, Brooklyn, Queens, The Bronx, Staten Island, Long Island & New Jersey.

  • Certified Technicians
  • Transparent Pricing
  • Same-Day & Emergency Options
Call Now · 929-708-8979 See Services

HVAC Services

Installation & Replacement

  • Central AC · Heat Pumps · Ductless Mini-Splits (Single/Multi-zone)
  • Furnaces & Boilers · Rooftop Units · VRF/VRV
  • Smart Thermostats · Zoning · Ductwork Design

Repair & Emergency

  • Cooling & Heating No-cool/No-heat Diagnostics
  • Refrigerant Leaks · Compressors · Blowers · Controls
  • Same-day options; stock common parts

Maintenance & IAQ

  • Seasonal Tune-ups · Preventive Plans
  • Filters · UV/IAQ Solutions · Humidifiers/Dehumidifiers
  • Duct Cleaning · Coil & Drain Care

Energy Savings & Rebates: We guide you through available utility/government incentives (often up to several thousand dollars; program rules vary by location and time).

Who We Are

3A HVAC is among NYC’s most trusted HVAC providers. Our trained, certified technicians deliver reliable installation, repair, and maintenance for homes and businesses citywide.

  • Licensed & insured · Clear proposals · No hidden fees
  • Building/Co-op/Condo compliant · COI available

Systems We Work With

Central AC

Split/Package · SEER2 efficiency

Heat Pumps

High-efficiency heating & cooling

Ductless Mini-Split

Single/Multi-zone · Compact install

Furnaces/Boilers

Gas/Oil · Hydronic & forced air

Rooftop Units

Commercial packaged systems

VRF/VRV

Variable refrigerant flow

Ductwork

Design · Fabrication · Sealing

IAQ & Controls

Filters · UV · Humidity · Smart

Recent Work

Mini-split installation — clean exterior routing Air handler & ductwork commissioning Residential HVAC tune-up & filter change

How It Works

  1. 1) Consultation: Call us or submit details; we review needs, building rules, and timing.
  2. 2) On-site Assessment: Measurement & diagnostics; options and estimates.
  3. 3) Proposal: Transparent scope, timeline, and compliance requirements.
  4. 4) Install/Repair: Protection, quality checks, cleanup, and warranty.

“Fast diagnosis and clean install. The mini-split works flawlessly.” — J. Rivera, Queens

“Transparent pricing, no surprises. Will use again.” — A. Cohen, Brooklyn

“They handled co-op requirements and COI seamlessly.” — M. Li, Manhattan

Contact 3A HVAC for service in NYC

Speak with a Technician Today

Phone: 929-708-8979

Service Area: NYC five boroughs · Long Island · parts of New Jersey

Need help choosing a system or applying rebates? We’ll guide you end-to-end.

FAQ

Do you offer same-day or emergency service?
Yes—call us early, and we’ll do our best to prioritize your job.
Which brands do you service?
We work with most major brands for residential and light commercial systems.
Can you help with building/HOA requirements and COI?
Yes. We coordinate scheduling, elevator access, work hours, and provide COIs.
Are rebates or incentives available?
Often yes—eligibility, amounts, and timelines vary. We’ll review options with you.

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* Service availability and rebates vary by location and season; call to confirm.

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